:root{--blue:#174EA6;--mid:#0F2747;--cream:#F1EAD7;--cream2:#F4F3F0;--paper:#FFFFFF;--gray:#F4F3F0;--cloud:#E6E2DA;--ink:#0F2747;--sub:#4a566d;--w:1200px}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--paper)}
body{color:var(--ink);font-family:"PingFang TC","Noto Sans TC","Noto Sans CJK TC","Microsoft JhengHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative}
.grain{opacity:.05!important;position:absolute;inset:0;pointer-events:none;z-index:40;opacity:.08;mix-blend-mode:multiply;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 1 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
.wrap{width:min(var(--w),calc(100% - 80px));margin-inline:auto}
h1,h2,h3{font-weight:700;letter-spacing:-.015em}
h2{font-size:clamp(40px,4.6vw,64px);line-height:1.14}
.lead{font-size:20px;line-height:1.8;color:var(--sub)}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:15px 30px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none}
.link{color:var(--blue);font-weight:700;text-decoration:none}
.glass{border-radius:24px;background:rgba(255,253,248,.55);backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4);border:1px solid rgba(255,255,255,.8);box-shadow:0 26px 50px -28px rgba(15,39,71,.45),inset 0 1px 0 #fff;padding:16px 20px;font-size:15px;line-height:1.7}
.glass small{display:block;font-size:12px;font-weight:700;color:var(--blue)}
.bub{background:var(--blue);color:#fff;border-radius:18px 18px 6px 18px;padding:9px 14px;margin:0 0 10px 48px;font-size:15px}
.film{filter:sepia(.14) saturate(.92) contrast(1.03)}
section{position:relative}

/* header */
.hd{background:rgba(255,255,255,.7)!important;position:fixed;top:18px;left:50%;translate:-50% 0;width:min(1240px,calc(100% - 48px));height:60px;display:flex;align-items:center;gap:28px;padding:0 10px 0 26px;border-radius:999px;background:rgba(250,246,236,.66);backdrop-filter:blur(18px) saturate(1.3);border:1px solid rgba(255,255,255,.6);z-index:50;font-size:15px}
.hd img{height:24px;margin-right:auto}.hd span{color:#33415c}.hd .btn{padding:10px 20px;font-size:15px}

/* 1 hero */
.hero{height:100vh;min-height:760px;max-height:980px;overflow:hidden;background:#333}
.hero>img{width:100%;height:100%;object-fit:cover}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,39,71,.55) 0%,rgba(15,39,71,.15) 45%,rgba(15,39,71,0) 70%),linear-gradient(180deg,rgba(15,39,71,0) 50%,rgba(15,39,71,.5) 100%)}
.hero .t{position:absolute;left:max(40px,calc(50% - 600px));bottom:84px;z-index:2;color:#FAF6EC}
.hero h1{font-size:clamp(56px,7vw,100px);line-height:1.08}
.hero p{margin-top:20px;font-size:20px;line-height:1.75;opacity:.92;max-width:540px}
.hero .cta{margin-top:30px;display:flex;gap:24px;align-items:center}.hero .cta .link{color:#FAF6EC}
.hero .note{position:absolute;right:max(40px,calc(50% - 600px));bottom:90px;z-index:2;color:#FAF6EC;opacity:.75;font-size:13px;max-width:260px;text-align:right;line-height:1.6}

/* 2 carousel (Apple highlights) */
.hl{padding:150px 0 120px}
.hl h2{margin-bottom:56px}
.track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 max(40px,calc(50% - 600px)) 10px;scrollbar-width:none}
.track::-webkit-scrollbar{display:none}
.slide{flex:0 0 min(1040px,86vw);height:600px;border-radius:32px;overflow:hidden;position:relative;scroll-snap-align:center;background:#ddd}
.slide>img{width:100%;height:100%;object-fit:cover}
.slide:before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(15,39,71,.5) 0%,rgba(15,39,71,0) 38%)}.slide .cap,.slide .glass{z-index:2}
.slide .cap{position:absolute;left:40px;top:36px;color:#FAF6EC;font-size:24px;font-weight:700;line-height:1.45;max-width:420px;text-shadow:0 1px 18px rgba(0,0,0,.25)}
.slide .cap span{display:block;font-size:16px;font-weight:400;opacity:.9;margin-top:6px}
.slide .glass{position:absolute;right:36px;bottom:36px;width:360px}
.slide.dark .cap{color:#FAF6EC}

.ctrl{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:30px}
.dots{display:flex;gap:10px;padding:14px 20px;border-radius:999px;background:rgba(15,39,71,.07)}
.dots i{width:8px;height:8px;border-radius:99px;background:rgba(15,39,71,.3)}.dots i.on{width:44px;background:var(--ink)}
.arrow{width:46px;height:46px;border-radius:50%;background:rgba(15,39,71,.07);display:grid;place-items:center;font-size:18px;color:var(--ink)}

.m{max-width:86%;font-size:15px;line-height:1.6;animation:up .5s cubic-bezier(.2,.8,.2,1) both}
.m.u{align-self:flex-end;background:var(--blue);color:#fff;border-radius:20px 20px 6px 20px;padding:10px 15px}
.m.a{align-self:flex-start;background:#fff;border-radius:20px 20px 20px 6px;padding:12px 15px;box-shadow:0 8px 20px -14px rgba(15,39,71,.4)}
.m.a small{display:block;font-size:11px;font-weight:700;color:var(--blue);margin-bottom:4px}
.m .res{margin-top:10px;border-radius:14px;background:var(--cream2);padding:10px 12px;font-size:13px}
.m .res div{display:flex;justify-content:space-between;gap:12px;padding:3px 0}
.m .res i{font-style:normal;font-size:11px;font-weight:700;padding:2px 8px;border-radius:99px;background:#dbe6d8;color:#2f6b49}
.m.t{align-self:flex-start;background:#fff;border-radius:20px;padding:14px 16px;display:flex;gap:5px}
.m.t b{width:7px;height:7px;border-radius:50%;background:#9aa3b5;animation:bl 1s infinite}.m.t b:nth-child(2){animation-delay:.15s}.m.t b:nth-child(3){animation-delay:.3s}
.m.sep{align-self:center;font-size:11px;color:var(--sub);background:rgba(255,255,255,.6);padding:3px 10px;border-radius:99px}
@keyframes up{from{opacity:0;transform:translateY(24px) scale(.97)}}
@keyframes bl{50%{opacity:.3}}


.chat{position:absolute;z-index:2;right:32px;bottom:32px;width:380px;max-height:340px;display:flex;flex-direction:column;justify-content:flex-end;gap:10px;padding:14px;border-radius:28px;background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,.12));backdrop-filter:blur(16px) saturate(1.2);-webkit-backdrop-filter:blur(16px) saturate(1.2);border:1px solid rgba(255,255,255,.32);box-shadow:0 24px 48px -30px rgba(15,39,71,.35),inset 0 1px 0 rgba(255,255,255,.45);overflow:hidden;opacity:0;transform:translateY(12px);transition:opacity .45s ease,transform .45s cubic-bezier(.2,.8,.2,1)}.chat.on{opacity:1;transform:none}.chat:empty{padding:0}
.chat .m{max-width:90%}

/* 3 connect: steps on white */
.conn{background:var(--paper);padding:40px 0 150px}
.conn .top{display:flex;justify-content:space-between;align-items:end;gap:60px}
.conn .top p{max-width:420px}
.steps{margin-top:80px;display:grid;grid-template-columns:repeat(3,1fr);gap:40px;position:relative}
.steps:before{content:"";position:absolute;left:0;right:0;top:11px;border-top:1px dashed rgba(15,39,71,.25)}
.step{position:relative;padding-top:48px}
.step:before{content:"";position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;background:var(--paper);border:6px solid var(--blue)}
.step h3{font-size:24px}.step p{margin-top:10px;color:var(--sub);line-height:1.8}
.mono{margin-top:60px;font-size:14px;color:#5f6675}

/* 4 safety: dark tabs (Apple continuity) */
.safe{background:var(--mid);color:#F5ECD9;padding:150px 0}
.safe .lead{color:rgba(245,236,217,.72);max-width:640px;margin-top:22px}
.tabs{margin-top:80px;display:grid;grid-template-columns:380px 1fr;gap:60px;align-items:start}
.tablist button{all:unset;display:block;width:100%;padding:22px 0;border-top:1px solid rgba(245,236,217,.15);cursor:pointer;color:rgba(245,236,217,.55);font-size:21px;font-weight:700}
.tablist button p{display:none;font-size:16px;font-weight:400;line-height:1.8;margin-top:10px;color:rgba(245,236,217,.8)}
.tablist button.on{color:#F5ECD9}.tablist button.on p{display:block}
.panel{height:520px;border-radius:32px;overflow:hidden;position:relative;background:#E6E2DA}
.panel>img{width:100%;height:100%;object-fit:cover;opacity:.9;filter:blur(1.5px)}
.panel:after{content:"";position:absolute;inset:0;background:rgba(15,39,71,.42)}
.panel .glass{z-index:2;background:rgba(255,253,248,.88);position:absolute;left:50%;top:50%;translate:-50% -50%;width:400px;color:var(--ink)}
.chk{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid rgba(15,39,71,.1)}
.chk b{color:#2f8a5a}

/* 5 group-buy: full bleed annotated photo */
.gb{padding:150px 0 0}
.gb .wrap>p{margin-top:22px;max-width:620px}
.wide{margin-top:70px;height:680px;position:relative;overflow:hidden}
.wide>img{width:100%;height:100%;object-fit:cover}
.pins{position:absolute;left:0;right:0;bottom:48px;display:flex;justify-content:center;gap:16px}
.pin{width:250px}.pin b{display:block;font-size:19px}
.pin span{font-size:14px;color:var(--sub)}
.pin em{font-style:normal;font-size:12px;color:var(--blue);font-weight:700}

/* 6 two-up */
.two{padding:150px 0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{border-radius:32px;background:var(--gray);overflow:hidden;display:flex;flex-direction:column}
.card .tx{padding:48px 48px 0}
.card h3{font-size:34px;line-height:1.25}.card .tx p{margin-top:16px;color:var(--sub);line-height:1.8;font-size:17px}
.card .vis{margin-top:40px;flex:1;min-height:340px;position:relative}
.mem{padding:0 48px 48px;display:grid;gap:12px}
.mem div{display:flex;gap:12px;align-items:center;padding:14px 18px;border-radius:18px;background:#fff;font-size:15px}
.mem i{font-style:normal;font-size:12px;font-weight:700;padding:4px 10px;border-radius:99px;background:#dbe6d8;color:#2f6b49}
.mem .p i{background:#dfe6f5;color:var(--blue)}.mem .p u{margin-left:auto;text-decoration:none;background:var(--blue);color:#fff;font-weight:700;font-size:13px;padding:6px 14px;border-radius:99px}
.pbimg{position:absolute;left:48px;right:-40px;bottom:-30px;top:0;border-radius:18px 0 0 0;background:url(/preview-page-builder.webp) left top/cover;box-shadow:0 30px 60px -30px rgba(15,39,71,.4)}
.cap2{font-size:12px;color:#5f6675;padding:14px 48px 0}

/* 7 bento progress */
.prog{background:var(--paper);padding:150px 0}
.bento{margin-top:64px;display:grid;grid-template-columns:1.4fr 1fr;gap:24px}.fb .ben{grid-template-columns:repeat(3,1fr);gap:32px}
.bx{border-radius:32px;background:var(--cream2);padding:44px}
.bx.tall{grid-row:span 2}
.bx h3{font-size:28px;margin-bottom:24px}
.row{display:flex;justify-content:space-between;align-items:center;padding:18px 0;border-top:1px solid rgba(15,39,71,.1);font-size:17px}
.st{font-size:14px;font-weight:700;display:flex;gap:8px;align-items:center;color:var(--sub)}
.st:before{content:"";width:9px;height:9px;border-radius:50%;background:#e0a33a}
.st.t:before{background:#2f9e64}.st.l:before{background:#b9b4a6}
.bx small{display:block;margin-top:18px;color:#5f6675;font-size:13px}
.ben{display:grid;gap:22px}.ben b{display:block;font-size:19px}.ben span{color:var(--sub);line-height:1.7}
.bx.blue{background:var(--blue);color:#F5ECD9;display:flex;flex-direction:column;justify-content:space-between}
.bx.blue p{font-size:30px;font-weight:700;line-height:1.35}
.bx.blue .btn{background:#F5ECD9;color:var(--blue);align-self:flex-start;margin-top:30px}

/* 8 faq */
.faq{padding:150px 0}
.fq{display:grid;grid-template-columns:360px 1fr;gap:80px}
details{border-top:1px solid rgba(15,39,71,.14);padding:24px 0}
summary{list-style:none;font-size:20px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between}
summary:after{content:"+";color:var(--blue)}details[open] summary:after{content:"–"}
details p{margin-top:12px;color:var(--sub);line-height:1.8;font-size:17px}

/* 9 closing */
.close{height:720px;overflow:hidden;color:#FAF6EC}
.close>img{width:100%;height:100%;object-fit:cover}
.close:after{content:"";position:absolute;inset:0;background:rgba(15,39,71,.45)}
.close .t{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}
.close h2{font-size:clamp(44px,5vw,72px);line-height:1.25}
.close .btn{margin-top:40px;background:#F5ECD9;color:var(--blue)}
.close small{margin-top:22px;opacity:.7;font-size:13px}
footer{padding:44px 0;font-size:14px;color:var(--sub)}
footer .wrap{display:flex;gap:12px 28px;align-items:center;flex-wrap:wrap}footer img{height:20px;margin-right:auto}
@media (max-width:760px){.hd{height:54px}.hero .note{display:none}.hero .t{left:24px;right:24px;bottom:56px}
.chat{left:14px;right:14px;width:auto;bottom:14px;max-height:300px}.cd{grid-template-columns:1fr;gap:40px}.scn{display:flex;flex-wrap:wrap;gap:8px}.scn li{border:0;padding:6px 12px;border-radius:99px;font-size:15px;background:rgba(15,39,71,.06)}.scn li.on{background:var(--blue);color:#fff}.cd-r{height:600px}.phone{left:14px;right:14px;top:14px;bottom:14px;width:auto}.slide .glass{left:16px;right:16px;width:auto;bottom:16px}.slide .cap{left:24px;top:24px;font-size:21px}
.conn .top{display:block}.conn .top p{margin-top:20px}.steps{grid-template-columns:1fr}.steps:before{display:none}
.tabs,.grid2,.bento,.fq,.fb .ben{grid-template-columns:1fr}.panel{height:420px}.panel .glass{width:86%}.bx.tall{grid-row:auto}
.wide{height:auto}.wide>img{height:420px}.pins{position:static;flex-direction:column;padding:16px 20px;gap:10px}.pin{width:auto}
.card .tx,.bx{padding:30px}.mem{padding:0 24px 24px}.fq{gap:30px}.hl,.conn,.safe,.gb,.two,.prog,.faq{padding-top:100px;padding-bottom:100px}.gb{padding-bottom:0}.wrap{width:calc(100% - 40px)}}

/* production additions */
html{scroll-behavior:smooth;scroll-padding-top:96px}
a{color:inherit}
.hd a{text-decoration:none;color:#33415c}.hd nav{display:flex;gap:28px;margin-right:8px}
.hd .brand{margin-right:auto;display:flex}.hd .brand img{height:24px;width:auto}
.btn{border:0;cursor:pointer}
.arrow{border:0;cursor:pointer;font:inherit}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.panel .pv{display:none}.panel .pv.on{display:block}
.pv .chk span:last-child{text-align:right}
.chk.no b{color:#a3452f}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
footer a{text-decoration:none}
@media (max-width:760px){.hd nav{display:none}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.chat{transition:none}.m,.m.t b{animation:none}}
.pins{list-style:none}
.hd .btn{color:#fff}
@media (max-width:760px){.close h2{font-size:clamp(26px,7.4vw,34px)}}